@incollection{ChristMeyrueisSultana2013,
  author    = {Andreas Christ and Patrick L. Meyrueis and Razia Sultana},
  title     = {Architecture of a device independent collaborative language learning game},
  series = {Handbook of Mobile Learning},
  publisher = {Routledge},
  address   = {New York},
  isbn      = {978-0-415-50369-3},
  year      = {2013},
  language  = {en}
}